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FR772046A
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Improvements to optical devices for lighting devices
Assignee: Jean Louis Pierre Gabri Martin
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Filing: 1933-07-19
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Granted: 1934-10-22
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Expires: 1953-07-19
Abstract
No abstract record available.
Inventors
- 👤 Jean Louis Pierre Gabri Martin
- 👤 Jacques Eugene Theodo Versille
- 👤 Pierre Paul Gaston Versille
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-27 21:13
CPC Classifications
F; F21; F21V; F21V7/00; F21V7/04; F21V7/09
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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